>
>Anyway, the original question remains: which method is better. They both accomplish the same, I assume, that db_id may be executing the same query, as you gave me, but internally. What should I use or there is no difference?

The information_schema method suppouse to work for any backend that is ANSII compliant. DB_ID as Sql Server specific may be faster. Make your choice and stick with it. BTW, why do you need to check for existence of everything?

>
>Thanks to you and Bob for the Help.
>
>May I call you, I have a quite urgent question and don't know, what keyword is correct to make a search?

Yes.